Finding the Fourth Proportional to 79,816.44, 110,144.41 and 44,006.49
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Solution
The fourth proportional to 79,816.44, 110,144.41 and 44,006.49 is: 60,727.70
Step by Step Solution
- Step 1: Write the proportion equation
79,816.44 : 110,144.41 = 44,006.49 : x - Step 2: Convert to fraction form
79,816.44/110,144.41 = 44,006.49/x - Step 3: Cross multiply
79,816.44x = 110,144.41 × 44,006.49 - Step 4: Simplify right side
79,816.44x = 4,847,068,767.20 - Step 5: Solve for x
x = 4,847,068,767.20/79,816.44 - Step 6: Final answer
x = 60,727.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.